Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Extension (General) approval rate in OPDC

OPDC approved 98.5% of extension (general) applications, based on 65 decisions analysed.

Last updated: March 2026

98.5%
extension (general) approval rate
65
Extension (General) decisions
64
Approved
1
Refused
97.3%
OPDC overall

Extension (General) applications are approved at roughly the same rate as the OPDC average (97.3%).

How extension (general) compares in OPDC

Extension (General) (65 decided)
98.5%
OPDC all applications (1,230 decided)
97.3%

Planning a extension (general) in OPDC?

98.5% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's extension (general) approval rate
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get OPDC Pro Report — £79

Less than one set of revised drawings.

Other project types in OPDC

Garage / Parking (448 decided)
98.9%
92.5%
New Build (90 decided)
98.9%
Basement (82 decided)
98.8%
Flat Conversion (49 decided)
98.0%
Rear Extension (35 decided)
97.1%
Loft Conversion (25 decided)
96.0%
Side Extension (21 decided)
95.2%
Check planning approval patterns — Free